./Ultimate.py --spec ../../sv-benchmarks/c/properties/termination.prp --file ../../sv-benchmarks/c/loop-acceleration/simple_3-2.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for termination Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/config/AutomizerTermination.xml -i ../../sv-benchmarks/c/loop-acceleration/simple_3-2.c -s /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(F end) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 92de3ce9156ddf83a60df0cbd59fea0aeff14b3b ........................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/config using search string *Termination*32bit*_Bitvector*.epf No suitable settings file found using Termination*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 17:42:54,546 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 17:42:54,547 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 17:42:54,555 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 17:42:54,555 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 17:42:54,556 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 17:42:54,557 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 17:42:54,558 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 17:42:54,559 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 17:42:54,560 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 17:42:54,560 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 17:42:54,561 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 17:42:54,561 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 17:42:54,562 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 17:42:54,563 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 17:42:54,563 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 17:42:54,564 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 17:42:54,564 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 17:42:54,566 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 17:42:54,567 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 17:42:54,568 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 17:42:54,569 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 17:42:54,570 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 17:42:54,570 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 17:42:54,572 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 17:42:54,572 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 17:42:54,572 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 17:42:54,572 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 17:42:54,573 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 17:42:54,573 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 17:42:54,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 17:42:54,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 17:42:54,574 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 17:42:54,575 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 17:42:54,575 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 17:42:54,575 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 17:42:54,576 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 17:42:54,576 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 17:42:54,576 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 17:42:54,576 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 17:42:54,577 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 17:42:54,577 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/config/svcomp-Termination-32bit-Automizer_Default.epf [2019-12-07 17:42:54,587 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 17:42:54,588 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 17:42:54,588 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-12-07 17:42:54,588 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-12-07 17:42:54,588 INFO L138 SettingsManager]: * Use SBE=true [2019-12-07 17:42:54,589 INFO L136 SettingsManager]: Preferences of BuchiAutomizer differ from their defaults: [2019-12-07 17:42:54,589 INFO L138 SettingsManager]: * NCSB implementation=INTSET_LAZY3 [2019-12-07 17:42:54,589 INFO L138 SettingsManager]: * Use old map elimination=false [2019-12-07 17:42:54,589 INFO L138 SettingsManager]: * Use external solver (rank synthesis)=false [2019-12-07 17:42:54,589 INFO L138 SettingsManager]: * Use only trivial implications for array writes=true [2019-12-07 17:42:54,589 INFO L138 SettingsManager]: * Rank analysis=LINEAR_WITH_GUESSES [2019-12-07 17:42:54,589 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 17:42:54,589 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 17:42:54,589 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=ASSUME [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=ASSUME [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=ASSUME [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * Assume nondeterminstic values are in range=false [2019-12-07 17:42:54,590 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 17:42:54,591 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=ASSUME [2019-12-07 17:42:54,591 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 17:42:54,591 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 17:42:54,591 INFO L138 SettingsManager]: * To the following directory=/home/matthias/ultimate/dump [2019-12-07 17:42:54,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 17:42:54,591 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-12-07 17:42:54,591 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 17:42:54,591 INFO L138 SettingsManager]: * Dump automata to the following directory=/home/matthias/ultimate/dump/auto [2019-12-07 17:42:54,592 INFO L136 SettingsManager]: Preferences of IcfgTransformer differ from their defaults: [2019-12-07 17:42:54,592 INFO L138 SettingsManager]: * TransformationType=MODULO_NEIGHBOR Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(F end) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 92de3ce9156ddf83a60df0cbd59fea0aeff14b3b [2019-12-07 17:42:54,689 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 17:42:54,697 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 17:42:54,699 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 17:42:54,700 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 17:42:54,700 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 17:42:54,700 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/../../sv-benchmarks/c/loop-acceleration/simple_3-2.c [2019-12-07 17:42:54,737 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/data/134131e85/e292232852ec43bdb49787244d3eb095/FLAGda7f57912 [2019-12-07 17:42:55,147 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 17:42:55,148 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/sv-benchmarks/c/loop-acceleration/simple_3-2.c [2019-12-07 17:42:55,151 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/data/134131e85/e292232852ec43bdb49787244d3eb095/FLAGda7f57912 [2019-12-07 17:42:55,160 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/data/134131e85/e292232852ec43bdb49787244d3eb095 [2019-12-07 17:42:55,162 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 17:42:55,163 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 17:42:55,163 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 17:42:55,163 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 17:42:55,165 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 17:42:55,166 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,168 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@619ba5a1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55, skipping insertion in model container [2019-12-07 17:42:55,168 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,172 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 17:42:55,182 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 17:42:55,278 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:42:55,281 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 17:42:55,324 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 17:42:55,335 INFO L208 MainTranslator]: Completed translation [2019-12-07 17:42:55,335 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55 WrapperNode [2019-12-07 17:42:55,335 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 17:42:55,335 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 17:42:55,336 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 17:42:55,336 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 17:42:55,343 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,360 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 17:42:55,360 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 17:42:55,360 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 17:42:55,360 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 17:42:55,368 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,369 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,369 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,369 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,371 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,374 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,375 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... [2019-12-07 17:42:55,375 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 17:42:55,376 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 17:42:55,376 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 17:42:55,376 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 17:42:55,376 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:55,418 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 17:42:55,418 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 17:42:55,504 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 17:42:55,504 INFO L287 CfgBuilder]: Removed 7 assume(true) statements. [2019-12-07 17:42:55,505 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:42:55 BoogieIcfgContainer [2019-12-07 17:42:55,505 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 17:42:55,505 INFO L113 PluginConnector]: ------------------------BuchiAutomizer---------------------------- [2019-12-07 17:42:55,505 INFO L271 PluginConnector]: Initializing BuchiAutomizer... [2019-12-07 17:42:55,507 INFO L275 PluginConnector]: BuchiAutomizer initialized [2019-12-07 17:42:55,508 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 17:42:55,508 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "CDTParser AST 07.12 05:42:55" (1/3) ... [2019-12-07 17:42:55,509 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a3a756c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 05:42:55, skipping insertion in model container [2019-12-07 17:42:55,509 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 17:42:55,509 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 05:42:55" (2/3) ... [2019-12-07 17:42:55,509 INFO L205 PluginConnector]: Invalid model from BuchiAutomizer for observer de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer.BuchiAutomizerObserver@7a3a756c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer AST 07.12 05:42:55, skipping insertion in model container [2019-12-07 17:42:55,509 INFO L99 BuchiAutomizer]: Safety of program was proven or not checked, starting termination analysis [2019-12-07 17:42:55,509 INFO L185 PluginConnector]: Executing the observer BuchiAutomizerObserver from plugin BuchiAutomizer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:42:55" (3/3) ... [2019-12-07 17:42:55,510 INFO L371 chiAutomizerObserver]: Analyzing ICFG simple_3-2.c [2019-12-07 17:42:55,539 INFO L356 BuchiCegarLoop]: Interprodecural is true [2019-12-07 17:42:55,539 INFO L357 BuchiCegarLoop]: Hoare is false [2019-12-07 17:42:55,539 INFO L358 BuchiCegarLoop]: Compute interpolants for ForwardPredicates [2019-12-07 17:42:55,539 INFO L359 BuchiCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 17:42:55,539 INFO L360 BuchiCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 17:42:55,539 INFO L361 BuchiCegarLoop]: Difference is false [2019-12-07 17:42:55,539 INFO L362 BuchiCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 17:42:55,540 INFO L365 BuchiCegarLoop]: ======== Iteration 0==of CEGAR loop == BuchiCegarLoop======== [2019-12-07 17:42:55,548 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-12-07 17:42:55,560 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 17:42:55,560 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:55,561 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:55,564 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 17:42:55,564 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 17:42:55,565 INFO L424 BuchiCegarLoop]: ======== Iteration 1============ [2019-12-07 17:42:55,565 INFO L72 BuchiIsEmpty]: Start buchiIsEmpty. Operand 8 states. [2019-12-07 17:42:55,565 INFO L131 ngComponentsAnalysis]: Automaton has 1 accepting balls. 1 [2019-12-07 17:42:55,565 INFO L87 BuchiIsEmpty]: Finished buchiIsEmpty Result is false [2019-12-07 17:42:55,565 INFO L119 BuchiIsEmpty]: Starting construction of run [2019-12-07 17:42:55,566 INFO L849 BuchiCegarLoop]: Counterexample stem histogram [1] [2019-12-07 17:42:55,566 INFO L850 BuchiCegarLoop]: Counterexample loop histogram [1] [2019-12-07 17:42:55,570 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0; 8#L15-2true [2019-12-07 17:42:55,571 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 8#L15-2true [2019-12-07 17:42:55,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:55,574 INFO L82 PathProgramCache]: Analyzing trace with hash 32, now seen corresponding path program 1 times [2019-12-07 17:42:55,579 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:55,580 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [81894487] [2019-12-07 17:42:55,580 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:55,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:55,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:55,640 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:55,641 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:55,641 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 1 times [2019-12-07 17:42:55,641 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:55,642 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1234422929] [2019-12-07 17:42:55,642 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:55,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:55,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:55,654 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:55,655 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:55,655 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 1 times [2019-12-07 17:42:55,655 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:55,655 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1071677998] [2019-12-07 17:42:55,656 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:55,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:55,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:55,666 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:55,692 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:55,693 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:55,693 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:55,693 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:55,694 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 17:42:55,694 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:55,694 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:55,694 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:55,694 INFO L133 ssoRankerPreferences]: Filename of dumped script: simple_3-2.c_Iteration1_Loop [2019-12-07 17:42:55,694 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:55,695 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:55,713 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:55,818 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:55,819 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:55,826 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:55,827 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:55,836 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 17:42:55,836 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:57,203 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 17:42:57,205 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:57,205 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:57,205 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:57,205 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:57,205 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:42:57,205 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,205 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:57,205 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:57,205 INFO L133 ssoRankerPreferences]: Filename of dumped script: simple_3-2.c_Iteration1_Loop [2019-12-07 17:42:57,205 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:57,206 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:57,206 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:57,268 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:57,272 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,278 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,280 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,280 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,281 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:57,285 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:57,285 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,288 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,290 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,292 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,294 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,294 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,294 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,294 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,294 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:57,297 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:57,297 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,300 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,302 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,305 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,307 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,307 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,307 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,307 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,307 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:57,311 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:57,311 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,315 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,317 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,320 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,321 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,322 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,322 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,322 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,322 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:57,325 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:57,326 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,330 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,332 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,335 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,337 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,337 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:57,337 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,337 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,337 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,338 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:57,342 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:57,343 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,349 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,351 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,354 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,356 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,356 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:57,356 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,356 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,356 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,356 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:57,361 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:57,361 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,371 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,372 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,375 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,377 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,377 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:57,377 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,378 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,378 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,378 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:57,384 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:57,384 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,401 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,403 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,405 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,407 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,407 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:57,407 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,408 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,408 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,408 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:57,411 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:57,411 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,416 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,418 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,421 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,423 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,423 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:57,423 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,424 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,424 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,424 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:57,428 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:57,428 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,440 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,448 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:57,449 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:57,449 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:57,449 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:57,449 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 17:42:57,449 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,449 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:57,449 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:57,449 INFO L133 ssoRankerPreferences]: Filename of dumped script: simple_3-2.c_Iteration1_Lasso [2019-12-07 17:42:57,449 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:57,449 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:57,450 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:57,451 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:57,457 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:57,518 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:57,518 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,521 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:57,522 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:57,527 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:57,527 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,536 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:57,536 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,546 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 17:42:57,547 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:57,603 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 17:42:57,605 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:57,605 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:57,605 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:57,605 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:57,605 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:42:57,605 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,605 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:57,605 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:57,605 INFO L133 ssoRankerPreferences]: Filename of dumped script: simple_3-2.c_Iteration1_Lasso [2019-12-07 17:42:57,606 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:57,606 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:57,606 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:57,612 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:57,613 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:57,668 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:57,668 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,672 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,673 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,673 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,673 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,673 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:57,677 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:57,677 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:42:57,685 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,689 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,690 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,690 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,691 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,691 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,691 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:57,691 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:57,691 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,692 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,696 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,698 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,698 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,698 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,698 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,698 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:57,699 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:57,699 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,700 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,701 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,704 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,706 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,706 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,706 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,706 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:57,711 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 17:42:57,711 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 17:42:57,720 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,725 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,726 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,726 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,726 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,726 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,726 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:57,727 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:57,727 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,728 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,732 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,733 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,734 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,734 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,734 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,734 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:57,734 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:57,735 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,736 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,737 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,740 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,741 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,741 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,742 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,742 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:57,749 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:57,749 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 17:42:57,762 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,771 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,772 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,772 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,773 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,773 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,773 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:57,773 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:57,773 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,775 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,779 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,781 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,781 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,781 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,781 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,781 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:57,782 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:57,782 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,784 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,785 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 25 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,788 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,789 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,789 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,790 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,790 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:57,797 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 17:42:57,798 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 17:42:57,811 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 26 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,815 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,817 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,817 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,817 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,817 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,817 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:57,818 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:57,818 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,820 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 27 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,823 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,825 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:57,825 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,825 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,825 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,826 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:57,826 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:57,827 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,828 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,830 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 28 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,832 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,834 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,834 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:57,834 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,834 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,834 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:57,839 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 17:42:57,839 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 17:42:57,855 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 29 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,859 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,860 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,860 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:57,860 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,861 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,861 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,861 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:57,862 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:57,862 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,864 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 30 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,868 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,869 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,869 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:57,869 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,870 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,870 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,870 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:57,870 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:57,870 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,872 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,873 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 31 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,877 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,879 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,879 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:57,879 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,879 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,880 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:57,887 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:57,888 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 17:42:57,910 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 32 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,924 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,926 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,926 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:57,926 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,927 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,927 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,927 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:57,928 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:57,928 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,931 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 33 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,935 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,937 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,937 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:57,937 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,937 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,937 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,937 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:57,938 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:57,938 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,941 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:57,942 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 34 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,945 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,947 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,947 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:57,947 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,947 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,948 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:57,955 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 17:42:57,955 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 17:42:57,984 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 35 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:57,989 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:57,990 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:57,990 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:57,990 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:57,991 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:57,991 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:57,991 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:57,992 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:57,992 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:57,996 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 36 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,000 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,002 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,002 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:58,002 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,002 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,002 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,002 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:58,003 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:58,004 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,008 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,009 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 37 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,012 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,013 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,013 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:58,014 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,014 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,014 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:58,018 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:58,018 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 17:42:58,035 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 38 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,039 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,041 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,041 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:58,041 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,041 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,041 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,041 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:58,042 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:58,042 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,044 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 39 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,047 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,048 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,048 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:58,048 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,049 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,049 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,049 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:58,049 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:58,049 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,051 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,052 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 40 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,055 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,056 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,056 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:58,056 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,057 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,057 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:58,063 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 17:42:58,063 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 17:42:58,098 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 41 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,101 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,103 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,103 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:58,103 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,103 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,103 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,103 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:58,105 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:58,105 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,107 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 42 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,110 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,112 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,112 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:58,112 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,112 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,112 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,112 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:58,113 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:58,113 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,116 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,117 INFO L470 BuchiCegarLoop]: Result of lasso check was UNKNOWN. I will concatenate loop to stem and try again. [2019-12-07 17:42:58,117 INFO L794 eck$LassoCheckResult]: Stem: 4#ULTIMATE.startENTRYtrue havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0; 8#L15-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 8#L15-2true [2019-12-07 17:42:58,117 INFO L796 eck$LassoCheckResult]: Loop: 8#L15-2true assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0; 8#L15-2true [2019-12-07 17:42:58,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:58,118 INFO L82 PathProgramCache]: Analyzing trace with hash 1002, now seen corresponding path program 2 times [2019-12-07 17:42:58,118 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:58,118 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [961480284] [2019-12-07 17:42:58,118 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:58,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:58,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:58,128 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:58,128 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:58,128 INFO L82 PathProgramCache]: Analyzing trace with hash 41, now seen corresponding path program 2 times [2019-12-07 17:42:58,128 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:58,128 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1312763731] [2019-12-07 17:42:58,128 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:58,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:58,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:58,134 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:58,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 17:42:58,135 INFO L82 PathProgramCache]: Analyzing trace with hash 31072, now seen corresponding path program 3 times [2019-12-07 17:42:58,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2019-12-07 17:42:58,135 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [404071304] [2019-12-07 17:42:58,135 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-12-07 17:42:58,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:58,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2019-12-07 17:42:58,154 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2019-12-07 17:42:58,162 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:58,162 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:58,162 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:58,162 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:58,162 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 17:42:58,163 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,163 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:58,163 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:58,163 INFO L133 ssoRankerPreferences]: Filename of dumped script: simple_3-2.c_Iteration1_Loop [2019-12-07 17:42:58,163 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:58,163 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:58,163 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:58,212 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:58,212 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 43 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,215 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:58,215 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 44 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,222 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 17:42:58,223 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:58,497 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 17:42:58,498 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:58,498 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:58,498 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:58,498 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:58,498 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:42:58,498 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,498 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:58,498 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:58,498 INFO L133 ssoRankerPreferences]: Filename of dumped script: simple_3-2.c_Iteration1_Loop [2019-12-07 17:42:58,498 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:58,498 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:58,499 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:58,540 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:58,540 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 45 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,543 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,544 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:58,544 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,544 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,544 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,544 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:58,545 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:58,545 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,548 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,548 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 46 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,552 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,553 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:58,553 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,553 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,553 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,554 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:58,555 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:58,555 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,559 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,560 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 47 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,564 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,565 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:58,565 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,565 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,565 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,566 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:58,567 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:58,567 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,571 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,571 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 48 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,574 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,575 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:58,575 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,576 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,576 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,576 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:58,577 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:58,578 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,582 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,582 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 49 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,585 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,586 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,587 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:58,587 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,587 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,587 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,587 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:58,588 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:58,588 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,593 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,594 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 50 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,597 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,598 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,598 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:58,598 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,598 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,598 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,599 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:58,601 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:58,601 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,612 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,614 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 51 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,617 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,618 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,619 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:58,619 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,619 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,619 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,619 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:58,621 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:58,622 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,638 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,639 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 52 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,641 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,642 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,643 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:58,643 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,643 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,643 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,643 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:58,644 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:58,645 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,649 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,650 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 53 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,653 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:58,654 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:58,654 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:58,654 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:58,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:58,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:58,655 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:58,657 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:58,657 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:58,666 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:58,677 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:58,677 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:58,677 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:58,677 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:58,677 INFO L129 ssoRankerPreferences]: Use exernal solver: true [2019-12-07 17:42:58,677 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,677 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:58,677 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:58,677 INFO L133 ssoRankerPreferences]: Filename of dumped script: simple_3-2.c_Iteration1_Lasso [2019-12-07 17:42:58,677 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:58,677 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:58,678 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:58,679 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:58,681 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:58,751 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:58,751 INFO L404 LassoAnalysis]: Checking for nontermination... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 54 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,754 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:58,754 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:58,757 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:58,757 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#t~nondet0=0} Honda state: {ULTIMATE.start_main_#t~nondet0=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 55 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,762 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:58,762 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:58,765 INFO L437 LassoAnalysis]: Proved nontermination for one component. [2019-12-07 17:42:58,765 INFO L440 LassoAnalysis]: Non-Termination argument consisting of: Initial state: {ULTIMATE.start_main_#res=0} Honda state: {ULTIMATE.start_main_#res=0} Generalized eigenvectors: [] Lambdas: [] Nus: [] No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 56 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,769 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 0 Nilpotent components: true [2019-12-07 17:42:58,769 INFO L160 nArgumentSynthesizer]: Using integer mode. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 57 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:58,778 INFO L148 nArgumentSynthesizer]: Nontermination analysis: NONLINEAR Allow bounded executions: true Number of generalized eigenvectors: 3 Nilpotent components: true [2019-12-07 17:42:58,778 INFO L160 nArgumentSynthesizer]: Using integer mode. [2019-12-07 17:42:59,137 INFO L444 LassoAnalysis]: Proving nontermination failed: No geometric nontermination argument exists. [2019-12-07 17:42:59,138 INFO L210 LassoAnalysis]: Preferences: [2019-12-07 17:42:59,138 INFO L126 ssoRankerPreferences]: Compute integeral hull: false [2019-12-07 17:42:59,139 INFO L127 ssoRankerPreferences]: Enable LassoPartitioneer: true [2019-12-07 17:42:59,139 INFO L128 ssoRankerPreferences]: Term annotations enabled: false [2019-12-07 17:42:59,139 INFO L129 ssoRankerPreferences]: Use exernal solver: false [2019-12-07 17:42:59,139 INFO L130 ssoRankerPreferences]: SMT solver command: z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,139 INFO L131 ssoRankerPreferences]: Dump SMT script to file: false [2019-12-07 17:42:59,139 INFO L132 ssoRankerPreferences]: Path of dumped script: [2019-12-07 17:42:59,139 INFO L133 ssoRankerPreferences]: Filename of dumped script: simple_3-2.c_Iteration1_Lasso [2019-12-07 17:42:59,139 INFO L134 ssoRankerPreferences]: MapElimAlgo: Frank [2019-12-07 17:42:59,139 INFO L274 LassoAnalysis]: Starting lasso preprocessing... [2019-12-07 17:42:59,140 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:59,142 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:59,149 INFO L141 MapEliminator]: Using MapEliminator with SimplificationTechnique=SIMPLIFY_DDA XnfConversionTechnique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION AddInequalities=false OnlyTrivialImplicationsArrayWrite=true OnlyTrivialImplicationsForModifiedArguments=true OnlyArgumentsInFormula=true [2019-12-07 17:42:59,210 INFO L292 LassoAnalysis]: Preprocessing complete. [2019-12-07 17:42:59,210 INFO L489 LassoAnalysis]: Using template 'affine'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 58 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,213 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,214 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,214 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,214 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,214 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,214 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:59,214 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:59,214 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,215 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 59 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,219 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,220 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,220 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,220 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,220 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:59,223 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:59,223 INFO L402 nArgumentSynthesizer]: A total of 2 supporting invariants were added. [2019-12-07 17:42:59,229 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 60 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,233 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,234 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,234 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,234 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,234 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,235 INFO L205 nArgumentSynthesizer]: 2 template conjuncts. [2019-12-07 17:42:59,235 INFO L401 nArgumentSynthesizer]: We have 2 Motzkin's Theorem applications. [2019-12-07 17:42:59,235 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,236 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:59,237 INFO L489 LassoAnalysis]: Using template '2-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 61 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,240 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,241 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,241 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,241 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,241 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,241 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:59,242 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:59,242 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,243 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 62 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,246 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,247 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,247 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,247 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,247 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:59,250 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 17:42:59,251 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 17:42:59,260 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 63 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,264 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,265 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,265 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,265 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,265 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,265 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:59,265 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:59,265 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,270 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:59,271 INFO L489 LassoAnalysis]: Using template '3-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 64 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,273 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,274 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,274 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,275 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,275 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,275 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:59,275 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:59,275 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,276 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 65 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,279 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,281 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,281 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,281 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,281 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:59,286 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:59,286 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 17:42:59,298 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 66 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,301 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,303 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,303 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,303 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,303 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,303 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:59,303 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:59,303 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,305 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:59,305 INFO L489 LassoAnalysis]: Using template '4-nested'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 67 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,308 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,309 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,310 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,310 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,310 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,310 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:59,310 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:59,310 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,312 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 68 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,315 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,317 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,317 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,317 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,318 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:59,324 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 17:42:59,324 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 17:42:59,348 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 69 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,363 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,365 INFO L338 nArgumentSynthesizer]: Template has degree 0. [2019-12-07 17:42:59,365 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,365 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,365 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,365 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:59,366 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:59,366 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,367 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:59,368 INFO L489 LassoAnalysis]: Using template '2-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 70 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,371 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,372 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,372 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:59,372 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,372 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,372 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,372 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:59,372 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:59,373 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,374 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 71 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,377 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,379 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,379 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:59,379 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,379 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,379 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:59,383 INFO L401 nArgumentSynthesizer]: We have 9 Motzkin's Theorem applications. [2019-12-07 17:42:59,383 INFO L402 nArgumentSynthesizer]: A total of 3 supporting invariants were added. [2019-12-07 17:42:59,398 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 72 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,402 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,404 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,404 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:59,404 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,404 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,404 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,404 INFO L205 nArgumentSynthesizer]: 3 template conjuncts. [2019-12-07 17:42:59,404 INFO L401 nArgumentSynthesizer]: We have 3 Motzkin's Theorem applications. [2019-12-07 17:42:59,404 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,406 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:59,407 INFO L489 LassoAnalysis]: Using template '3-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 73 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,410 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,411 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,411 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:59,411 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,412 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,412 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,412 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:59,412 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:59,412 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,415 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 74 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,418 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,420 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,420 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:59,420 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,420 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,420 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:59,426 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:59,426 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 17:42:59,450 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 75 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,455 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,456 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,456 INFO L338 nArgumentSynthesizer]: Template has degree 2. [2019-12-07 17:42:59,456 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,456 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,456 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,457 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:59,457 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:59,457 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,460 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:59,461 INFO L489 LassoAnalysis]: Using template '4-phase'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 76 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,466 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,467 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,467 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:59,467 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,468 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,468 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,468 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:59,468 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:59,468 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,471 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 77 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,475 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,477 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,477 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:59,477 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,477 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,477 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:59,485 INFO L401 nArgumentSynthesizer]: We have 15 Motzkin's Theorem applications. [2019-12-07 17:42:59,485 INFO L402 nArgumentSynthesizer]: A total of 5 supporting invariants were added. [2019-12-07 17:42:59,533 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 78 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,537 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,539 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,539 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:59,539 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,539 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,539 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,539 INFO L205 nArgumentSynthesizer]: 5 template conjuncts. [2019-12-07 17:42:59,540 INFO L401 nArgumentSynthesizer]: We have 5 Motzkin's Theorem applications. [2019-12-07 17:42:59,540 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,543 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:59,544 INFO L489 LassoAnalysis]: Using template '2-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 79 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,547 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,548 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,548 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:59,548 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,548 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,548 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,548 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:59,549 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:59,549 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,550 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 80 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,555 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,556 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,556 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:59,556 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,556 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,556 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:59,563 INFO L401 nArgumentSynthesizer]: We have 12 Motzkin's Theorem applications. [2019-12-07 17:42:59,563 INFO L402 nArgumentSynthesizer]: A total of 4 supporting invariants were added. [2019-12-07 17:42:59,584 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 81 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,588 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,589 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,589 INFO L338 nArgumentSynthesizer]: Template has degree 1. [2019-12-07 17:42:59,589 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,589 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,589 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,590 INFO L205 nArgumentSynthesizer]: 4 template conjuncts. [2019-12-07 17:42:59,590 INFO L401 nArgumentSynthesizer]: We have 4 Motzkin's Theorem applications. [2019-12-07 17:42:59,590 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,592 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:59,593 INFO L489 LassoAnalysis]: Using template '3-lex'. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 82 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,595 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,596 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,597 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:59,597 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,597 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,597 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,597 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:59,598 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:59,598 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,602 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 83 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,605 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,607 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,607 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:59,607 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,607 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,607 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:59,615 INFO L401 nArgumentSynthesizer]: We have 18 Motzkin's Theorem applications. [2019-12-07 17:42:59,615 INFO L402 nArgumentSynthesizer]: A total of 6 supporting invariants were added. [2019-12-07 17:42:59,648 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_062436e5-dde6-42c6-a14b-4f48b54f9a7d/bin/uautomizer/z3 Starting monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 84 with z3 SMTLIB2_COMPLIANT=true -memory:1024 -smt2 -in -t:12000 [2019-12-07 17:42:59,652 INFO L120 nArgumentSynthesizer]: Termination Analysis Settings: Termination analysis: LINEAR_WITH_GUESSES Number of strict supporting invariants: 0 Number of non-strict supporting invariants: 1 Consider only non-deceasing supporting invariants: true Simplify termination arguments: true Simplify supporting invariants: trueOverapproximate stem: false [2019-12-07 17:42:59,653 WARN L333 nArgumentSynthesizer]: Using a linear SMT query and a templates of degree > 0, hence this method is incomplete. [2019-12-07 17:42:59,653 INFO L338 nArgumentSynthesizer]: Template has degree 3. [2019-12-07 17:42:59,653 INFO L351 nArgumentSynthesizer]: There is no stem transition; disabling supporting invariant generation. [2019-12-07 17:42:59,654 INFO L203 nArgumentSynthesizer]: 1 stem disjuncts [2019-12-07 17:42:59,654 INFO L204 nArgumentSynthesizer]: 1 loop disjuncts [2019-12-07 17:42:59,654 INFO L205 nArgumentSynthesizer]: 6 template conjuncts. [2019-12-07 17:42:59,654 INFO L401 nArgumentSynthesizer]: We have 6 Motzkin's Theorem applications. [2019-12-07 17:42:59,654 INFO L402 nArgumentSynthesizer]: A total of 0 supporting invariants were added. [2019-12-07 17:42:59,656 INFO L522 LassoAnalysis]: Proving termination failed for this template and these settings. [2019-12-07 17:42:59,661 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.buchiautomizer CFG 07.12 05:42:59 BoogieIcfgContainer [2019-12-07 17:42:59,661 INFO L132 PluginConnector]: ------------------------ END BuchiAutomizer---------------------------- [2019-12-07 17:42:59,661 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 17:42:59,661 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 17:42:59,661 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 17:42:59,662 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 05:42:55" (3/4) ... [2019-12-07 17:42:59,664 INFO L140 WitnessPrinter]: No result that supports witness generation found [2019-12-07 17:42:59,664 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 17:42:59,665 INFO L168 Benchmark]: Toolchain (without parser) took 4502.30 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 161.0 MB). Free memory was 940.9 MB in the beginning and 1.0 GB in the end (delta: -106.3 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:59,665 INFO L168 Benchmark]: CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:42:59,666 INFO L168 Benchmark]: CACSL2BoogieTranslator took 172.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -156.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:59,666 INFO L168 Benchmark]: Boogie Procedure Inliner took 24.60 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:42:59,666 INFO L168 Benchmark]: Boogie Preprocessor took 15.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:42:59,666 INFO L168 Benchmark]: RCFGBuilder took 129.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:59,667 INFO L168 Benchmark]: BuchiAutomizer took 4155.62 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 60.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 31.3 MB). Peak memory consumption was 251.2 MB. Max. memory is 11.5 GB. [2019-12-07 17:42:59,667 INFO L168 Benchmark]: Witness Printer took 2.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 17:42:59,669 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.13 ms. Allocated memory is still 1.0 GB. Free memory is still 955.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 172.03 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 100.1 MB). Free memory was 940.9 MB in the beginning and 1.1 GB in the end (delta: -156.8 MB). Peak memory consumption was 24.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 24.60 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 15.30 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 129.14 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * BuchiAutomizer took 4155.62 ms. Allocated memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: 60.8 MB). Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 31.3 MB). Peak memory consumption was 251.2 MB. Max. memory is 11.5 GB. * Witness Printer took 2.83 ms. Allocated memory is still 1.2 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Constructed decomposition of program Trivial decomposition into one module whose termination is unknown. - StatisticsResult: Timing statistics BüchiAutomizer plugin needed 4.1s and 1 iterations. TraceHistogramMax:1. Analysis of lassos took 4.0s. Construction of modules took 0.0s. Büchi inclusion checks took 0.0s. Highest rank in rank-based complementation 0. Minimization of det autom 0. Minimization of nondet autom 0. Automata minimization No data available. Non-live state removal took 0.0s Buchi closure took 0.0s. Biggest automaton had -1 states and ocurred in iteration -1. Nontrivial modules had stage [0, 0, 0, 0, 0]. InterpolantCoveringCapabilityFinite: 0/0 InterpolantCoveringCapabilityBuchi: 0/0 HoareTripleCheckerStatistics: No data available LassoAnalysisResults: nont0 unkn1 SFLI0 SFLT0 conc0 concLT0 SILN0 SILU0 SILI0 SILT0 lasso0 LassoPreprocessingBenchmarks: Lassos: inital18 mio100 ax100 hnf100 lsp100 ukn100 mio100 lsp100 div616 bol100 ite100 ukn100 eq143 hnf43 smp89 dnf100 smp100 tf102 neg100 sie104 LassoTerminationAnalysisBenchmarks: ConstraintsSatisfiability: unsat Degree: 3 Time: 45ms VariablesStem: 4 VariablesLoop: 7 DisjunctsStem: 1 DisjunctsLoop: 1 SupportingInvariants: 6 MotzkinApplications: 18 LassoTerminationAnalysisBenchmarks: LassoNonterminationAnalysisSatFixpoint: 2 LassoNonterminationAnalysisSatUnbounded: 0 LassoNonterminationAnalysisUnsat: 2 LassoNonterminationAnalysisUnknown: 0 LassoNonterminationAnalysisTime: 0.6s - TerminationAnalysisResult: Unable to decide termination Buchi Automizer is unable to decide termination for the following lasso. Stem: "havoc main_#res;havoc main_#t~nondet0, main_~x~0, main_~N~0;main_~x~0 := 0;main_~N~0 := main_#t~nondet0;havoc main_#t~nondet0;" "assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0;" Loop: "assume !!(main_~x~0 % 4294967296 < main_~N~0 % 65536 % 4294967296);main_~x~0 := 2 + main_~x~0;" RESULT: Ultimate could not prove your program: unable to determine termination Received shutdown request...